I bought an item on the 20th of march and the tracking was running smooth until it stated “departing from processing centre” I waited days and days for it to update but still no update. This was not like my other order which got to the uk within 3 days for custom inspection but this is taking far too long and has not updated for time. Where is it ?AT343081985CN

T24
All In One Package Tracking
RQ834217119CN
Try: RR045010453FI

26.04.2020
10:29:44
1 day
Wishpost order generated
01.05.2020
12:42:16
6 day
【Postal Putuo international parcel service acceptance point】has been the recipient,embrace cast member:z Tan Vera
[Shanghai] post Putuo international parcel business acceptance point
01.05.2020
16:26:32
6 day
Leave the [postal Putuo international parcel service acceptance point】,next stop【Shanghai】
[Shanghai] post Putuo international parcel business acceptance point
01.05.2020
18:34:44
6 day
To reach the [international mail processing center] by the turn）
[Shanghai] International Mail Processing Center
02.05.2020
02:28:48
7 day
[International mail processing centre] have been exported to a straight seal
[Shanghai] International Mail Processing Center
02.05.2020
10:37:56
7 day
Leave the [international mail processing centre], next stop [the Shanghai People's processing center] by the turn）
[Shanghai] International Mail Processing Center
25.05.2020
18:08:04
30 day
Has been submitted to the airline transport
[Shanghai] Shanghai International Mail Exchange Station

My parcel tracking number is: AQ899780598CN
It is apparently stuck at local sorting centre for over 6 weeks. Australia post have no knowledge of it and can only get info from tracking websites. What should I do please?